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226230647 = 1453155699
BaseRepresentation
bin11010111110000…
…00000101110111
3120202200201002212
431133000011313
5430403340042
634240524035
75414633366
oct1537000567
9522621085
10226230647
11106779485
126392061b
1337b3c6b6
142208d7dd
1514cdb482
hexd7c0177

226230647 has 4 divisors (see below), whose sum is σ = 226387800. Its totient is φ = 226073496.

The previous prime is 226230623. The next prime is 226230673. The reversal of 226230647 is 746032622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226230647 - 218 = 225968503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226230677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76397 + ... + 79302.

It is an arithmetic number, because the mean of its divisors is an integer number (56596950).

Almost surely, 2226230647 is an apocalyptic number.

226230647 is a deficient number, since it is larger than the sum of its proper divisors (157153).

226230647 is a wasteful number, since it uses less digits than its factorization.

226230647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157152.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 226230647 is about 15040.9656272461. The cubic root of 226230647 is about 609.3270793156.

The spelling of 226230647 in words is "two hundred twenty-six million, two hundred thirty thousand, six hundred forty-seven".

Divisors: 1 1453 155699 226230647